The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 09, 2021
Filed:
Sep. 11, 2018
Applicant:
Nitto Denko Corporation, Ibaraki, JP;
Inventors:
Assignee:
NITTO DENKO CORPORATION, Ibaraki, JP;
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1335 (2006.01); G02B 5/02 (2006.01); G02B 5/30 (2006.01); G02F 1/13363 (2006.01); B29D 11/00 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133504 (2013.01); G02B 5/0242 (2013.01); G02B 5/3041 (2013.01); G02F 1/133502 (2013.01); G02F 1/133528 (2013.01); G02F 1/133553 (2013.01); B29D 11/0073 (2013.01); G02F 1/13363 (2013.01); G02F 2203/02 (2013.01);
Abstract
An object of the present invention is to provide an optical laminate that can achieve an excellent reflection hue and an excellent viewing angle characteristic. An optical laminate of the present invention includes a polarizer; a retardation layer configured to substantially function as a λ/4 plate; and a light-diffusing layer. The polarizer has a hue a of from −1.2 to 0 and a hue b of from 0 to 3.0.